Kes Gray is the bestselling author of the OI FROG AND FRIENDS series of books that has sold over 3 million copies and has been adapted into a theatre show. He is a multi-award-winning author with over 70 books published. He eats Ideaflakes for breakfast, spreads silliness on his toast and loves to write books that will make children laugh out loud. He has won the Sainsbury's Children's Book Award and the Laugh Out Loud Book Award and has been shortlisted for the British Book Awards. Kes is based in Essex.

Nila Aye was born in Rangoon, Myanmar before moving to the UK at the age of three, and spent most of her childhood dreaming and drawing pictures. Nila studied graphic design at Central St Martins in London and is an award-winning illustrator, collaborating on many well-loved children's books including Nature Trail and People Need People by Benjamin Zephaniah, Book of Names by Julia Donaldson and the Who's Cute felt-flap series by Camilla Reid. Nila's greatest wish is to share the joy of beautiful visual storytelling and spark wonder in a new generation of tiny readers around the world.